Mount Sinabung spews ash and hot lava during an eruption Tuesday, Nov. 5, 2013, as seen from the Karo district in North Sumatra, Indonesia. The 8,530-foot-high volcano has been spewing ash 4 miles high since Sunday, marking the third time its erupted in recent months.
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The view from from Tiga Pancur on Tuesday in North Sumatra, Indonesia. Authorities are working to evacuate residents from four North Sumatra province villages located within the mountain's two-mile danger zone, with about 1,300 villagers relocated so far.
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Ash covers trees and vegetation in the Karo district of the island of Sumatra Tuesday.
Kharisma Tarigan/AFP/Getty Images
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Villagers walk on a road in Mardingding on Monday in North Sumatra. The increase in seismic activity has caused the country's National Disaster Mitigation Agency has raised its status from caution to alert, the second-highest level.
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The scene in the Tiga Nderket village of North Sumatra. Eruptions in September caused more than 15,000 to evacuate.
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This picture made with slow shutter speed shows Mount Sinabung near Tiga Pancur in North Sumatra. An Oct. 24 explosion prompted the evacuation of more than 3,300 people.
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The mountain is one of several currently erupting in Indonesia and is located on the Pacific "Ring of Fire," an arc of volcanoes and fault lines encircling the Pacific Basin.
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Mount Sinabung was dormant for three years until recently. Before a deadly occurrence in August 2010, it had been quiet for four centuries.
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The village of Mardingding in North Sumatra.
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Evacuees rest in a temporary shelter in Tiga Nderket in North Sumatra.